body{
	font-family: 宋体;
}
div{
	width: 800px;
}
#tit{
	font-size: 18px;
	color: purple;
	font-weight: 300px;
	text-align: center;
}
#first{
	color: red;
	text-align: center;
}
#second{
	letter-spacing: 16px;
	text-indent: 20px;
	color: blue;
	overflow: hidden;
	text-overflow:ellipsis;
	white-space: nowrap;
}
#three{
	color: green;
	font-weight: 700;
	font-style: italic;
}
#four{
	color: purple;
	text-decoration:line-through;
}